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Molbank, Volume 2003, Issue 4 (July 2003)

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Open AccessShort Note 2-[6-(2-Hydroxyphenyl)-1,2,4,5-tetrazin-3-yl]phenol
Molbank 2003, 2003(4), M339; doi:10.3390/M339
Received: 10 February 2003 / Accepted: 18 June 2003 / Published: 21 June 2003
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Abstract
Hydrazine hydrate (99%, 5g, 100 mmol) was added to a solution of 2-cyanophenol (2 g, 16.8 mmol) in absolute ethanol (30 ml) under N2 atmosphere, and the reaction mixture was refluxed for 12 h.[...] Full article
Open AccessShort Note (4,5-Dimethoxy-2-nitrophenyl)-(5-methylfuran-2-yl)methanone
Molbank 2003, 2003(4), M342; doi:10.3390/M342
Received: 31 March 2003 / Accepted: 18 June 2003 / Published: 22 June 2003
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Abstract
To continue our investigation into the chemistry of furan derivatives [1, 2], we have synthesized furylphenylketone bearing nitro-group in the ortho-position of benzene ring.[...] Full article
Open AccessShort Note (2-Amino-4,5-dimethoxyphenyl)-(5-methylfuran-2-yl)methanone
Molbank 2003, 2003(4), M343; doi:10.3390/M343
Received: 31 March 2003 / Accepted: 18 June 2003 / Published: 22 June 2003
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Abstract
A mixture of ketone 1 (1.00 g, 5 mmol) [1], iron powder (1.39 g, 24 mmol), glacial acetic acid (1.02 mL, 18 mmol), water (5 mL) and ethyl acetate (5 mL) was refluxed with stirring for 4-5 h (TLC monitoring).[...] Full article
Open AccessShort Note 1-[5-Acetyl-4-(2-furyl)-2,6-dimethyl-1,4-dihydro-3-pyridinyl]-1-ethanone
Molbank 2003, 2003(4), M344; doi:10.3390/M344
Received: 31 March 2003 / Accepted: 18 June 2003 / Published: 22 June 2003
Cited by 1 | PDF Full-text (85 KB) | HTML Full-text | XML Full-text | Supplementary Files
Abstract
1,4-Dihydropyridines are of interest because some of them exhibit various kinds of pharmaceutical activity [1-3].[...] Full article
Open AccessShort Note 3,8-Dihydroxy-2,9-dimethyl Deca-3,7-diene-5,6-dione
Molbank 2003, 2003(4), M345; doi:10.3390/M345
Received: 11 March 2003 / Accepted: 24 June 2003 / Published: 28 June 2003
Cited by 2 | PDF Full-text (90 KB) | HTML Full-text | XML Full-text | Supplementary Files
Abstract
The product 3 was prepared according to a reported procedure [1,2].[...] Full article
Open AccessShort Note 2-[3-(2-Oxo-2-phenylethylidene)-1,4-dihydro-6-methyl Quinoxalin-2-ylidene]-1-phenyl Ethanone
Molbank 2003, 2003(4), M346; doi:10.3390/M346
Received: 11 March 2003 / Accepted: 24 June 2003 / Published: 28 June 2003
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Abstract
To a solution of dienone 2 [1] (1 g, 3.4 mmol) in absolute ethanol (20 mL) was added 4-methyl o-phenylenediamine 1 (0.41 g, 3.4 mmol) and the mixture was refluxed for 1 hour [2, 3].[...] Full article
Open AccessShort Note 6-(N-Benzylmethoxycarbonyl-asparagyl-O-benzylester)-amido-6-deoxy-b-cyclodextrine
Molbank 2003, 2003(4), M347; doi:10.3390/M347
Received: 31 March 2003 / Accepted: 24 June 2003 / Published: 28 June 2003
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Abstract
6-Amino-6-deoxy-b-cyclodextrine (1) was prepared according to the literature [1,2] in a three step synthesis.[...] Full article
Open AccessShort Note 6-[5-(9H-Fluoren-9-ylmethoxycarbonylamino)-isophthalate]-amido-6-deoxy-b-cyclodextrine
Molbank 2003, 2003(4), M348; doi:10.3390/M348
Received: 31 March 2003 / Accepted: 24 June 2003 / Published: 28 June 2003
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Abstract
6-Amino-6-deoxy-b-cyclodextrine (1) was prepared according to the literature [1,2] in a three step synthesis.[...] Full article
Open AccessShort Note 1-(o-Hydroxyphenyl)-3-phenylpropenone N-Benzoylhydrazone
Molbank 2003, 2003(4), M349; doi:10.3390/M349
Received: 13 March 2003 / Accepted: 26 June 2003 / Published: 28 June 2003
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Abstract
As part of a research programme targeting novel molecules derived from o-hydroxyaryl ketone hydrazones[1], we synthesised 1-(o-hydroxyphenyl)-3-phenylpropenone N-benzoylhydrazone.[...] Full article
Open AccessShort Note 1-(o-Hydroxyphenyl)-3-phenylpropenone N-Benzoylhydrazone
Molbank 2003, 2003(4), M350; doi:10.3390/M350
Received: 13 March 2003 / Accepted: 26 June 2003 / Published: 28 June 2003
Cited by 1 | PDF Full-text (87 KB) | HTML Full-text | XML Full-text | Correction | Supplementary Files
Abstract
As part of a research programme targeting novel molecules derived from o-hydroxyaryl ketone hydrazones[1,2], we synthesised 2,2´-dihydroxybenzophenone N-carbonylethoxyhydrazone.[...] Full article
Open AccessShort Note 2-(2´-Hydroxybenzoyl)pyrrole N-Benzoylhydrazone
Molbank 2003, 2003(4), M351; doi:10.3390/M351
Received: 13 March 2003 / Accepted: 26 June 2003 / Published: 28 June 2003
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Abstract
In continuation of our interest in using o-hydroxyaryl ketone hydrazones as starting materials in organic synthesis [1], we synthesised 2-(2´-hydroxybenzoyl)pyrrole N-benzoylhydrazone.[...] Full article
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